#include <iostream>
using namespace std;
#include "func1.h"
#include "func2.h"
#include "func3.h"
#include "func4.h"
#include "func5.h"
#include "func6.h"
#include "func7.h"
#include "func8.h"
#include "func9.h"
#include "func10.h"
#include "func11.h"
#include "func12.h"
#include "func13.h"
#include "func14.h"
#include "func15.h"
#include "func16.h"
#include "func17.h"
#include "func18.h"
#include "func19.h"
#include "func20.h"

int main()
{
	f1(1);
f2(2);
f3(3);
f4(4);
f5(5);
f6(6);
f7(7);
f8(8);
f9(9);
f10(10);
f11(11);
f12(12);
f13(13);
f14(14);
f15(15);
f16(16);
f17(17);
f18(18);
f19(19);
f20(20);

	cout << "Hello, world!" << endl;

    return 0;
}
